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152001889 = 1358719919
BaseRepresentation
bin10010000111101…
…01110101100001
3101121000111101121
421003311311201
5302403030024
623025532241
73523665124
oct1103656541
9347014347
10152001889
117888a2a6
1242aa4081
1325650160
141628a3bb
15d5278e4
hex90f5d61

152001889 has 8 divisors (see below), whose sum is σ = 163981440. Its totient is φ = 140063376.

The previous prime is 152001859. The next prime is 152001923. The reversal of 152001889 is 988100251.

152001889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 152001889 - 215 = 151969121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152001859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329 + ... + 17590.

It is an arithmetic number, because the mean of its divisors is an integer number (20497680).

Almost surely, 2152001889 is an apocalyptic number.

It is an amenable number.

152001889 is a deficient number, since it is larger than the sum of its proper divisors (11979551).

152001889 is a wasteful number, since it uses less digits than its factorization.

152001889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20519.

The product of its (nonzero) digits is 5760, while the sum is 34.

The square root of 152001889 is about 12328.9046147661. The cubic root of 152001889 is about 533.6825405294.

The spelling of 152001889 in words is "one hundred fifty-two million, one thousand, eight hundred eighty-nine".

Divisors: 1 13 587 7631 19919 258947 11692453 152001889